Question

30 ml, 50% (v/v) HCl added into 70 ml, 20% (v/v) HCl solution. Find % (v/v) of resultant soluiton
(A) 14
(B) 29
(C) 15
(D) 70
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Answer 1

Answer:

30 ml, 50% (v/v) HCl added into 70 ml, 20% (v/v) HCl solution. Find % (v/v) of resultant soluiton

(A) 14

(B) 29

(C) 15

(D) 70

correct answer is C